1) Perform the indicated operations and simplify:
(3x-4)/(x-7)+(5-x)/(x-7)
2) Perform the indicated operations and simplify:
(3x+9)/(5x^2-20)÷(x^2- x-12)/(x^2+8x+12)
3) Perform the indicated operations and simplify:
(x^2+10x+25)/(12x^2 )×4x/(x^2-25)
4) Perform the indicated operations and simplify your answer:
(2x+1)/(x^2+x-6)+(2-x)/(x^2+x-6)
5) Solve for x:
(x-2)/(x+4)=1/x
6) Solve for x:
(x^2-2)/x-5= (2x-2)/x
7) Solve For x
2/(x-8)-3/(x^2- 64)=3/(x+8)